Consumers are expected to spend $1.6 billion on candy for this Valentine's Day, according to the the National Retail Federation. The portion of people giving Valentine's Day gifts who plan to give candy is up about 3.5 percent since 2011, the federation said. Here are pictures of a pair of local retailers, Rheb's Candies in Baltimore and Parkville-based Mouth Party, that are experiencing a boost in sales ahead of the holiday.